package com.tanhua.server.service;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.tanhua.common.mapper.AnnouncementMapper;
import com.tanhua.common.pojo.Announcement;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
public class AnnouncementService {

    @Autowired
    private AnnouncementMapper announcementMapper;

    /**
     * 消息模块的公告列表
     *
     * @param page
     * @param pageSize
     * @return
     */
    public IPage<Announcement> findAnnouncementsList(Integer page, Integer pageSize) {
        QueryWrapper<Announcement> queryWrapper = new QueryWrapper<>();
        queryWrapper.orderByDesc("created");
        return announcementMapper.selectPage(new Page<Announcement>(page, pageSize), queryWrapper);
    }
}
